6. Accrued Expenses (Details) - Schedule of Accrued Liabilities - USD ($)	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Schedule of Accrued Liabilities [Abstract]
Accrued commissions	$ 46,853	$ 33,370
Accrued legal costs	30,000	35,996
Accrued consulting fees	164,059	7,750
Warranty reserve	118,014	111,983	$ 188,444
Accrued – other	73,546	52,320
Total accrued expenses	$ 432,472	$ 241,419